Changes in management policies for extremely preterm births and neonatal outcomes from 2003 to 2012: two population-based studies in ten European regions. - Bonet, M; Cuttini, M; Piedvache, A; Boyle, EM; Jarreau, PH; Kollée, L; Maier, RF; Milligan, DWA; Van Reempts, P; Weber, T; Barros, H; Gadzinowki, J; et al. (BJOG: An International Journal of Obstetrics & Gynaecology, 2017)